<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>径向渐变 - 重复渐变</title>
    <style type="text/css">
        div {
            width: 800px;
            height: 500px;
            background: -webkit-repeating-radial-gradient(red 0%, blue 10%, red 20%);
            background: -moz-repeating-radial-gradient(red 0%, blue 10%, red 20%);
            background: -o-repeating-radial-gradient(red 0%, blue 10%, red 20%);
            background: repeating-radial-gradient(red 0%, blue 10%, red 20%);
        }
    </style>
</head>
<body>
<div></div>
</body>
</html>